
6
Switch Settings for Switch S3
Jitter Attenuator Select
S3-1: ON Place Jitter Attenuator on RCV Side
S3-1: OFF Place Jitter Attenuator on XMT Side default
Remote Management
S3-2: ON Remote Management Enabled (only at the REMOTE end)
S3-2: OFF Remote Management Disabled (only at the LOCAL end) default
Loopback Selection
iVIEW
2
S3-3: ON S3-4: ON None
iVIEW
2
default
S3-3: OFF S3-4: ON Local Loopback
iVIEW
2
S3-3: ON S3-4: OFF Analog Loopback
iVIEW
2
S3-3: OFF S3-4: OFF Remote Loopback
iVIEW
2
Monitor/Boost Mode
S3-5: ON S3-6: ON Normal Operation (No Boost) default
S3-5: OFF S3-6 ON 20 dB
S3-5: ON S3-6 OFF 26 dB
S3-5: OFF S3-6 OFF 32 dB
NRZ Selection
iVIEW
2
S3-7: ON Disable NRZ
(Required for Passive Mode)
iVIEW
2
default
S3-7: OFF Enable NRZ (Line Terminating Mode)
iVIEW
2
Fiber Type
S3-8: Factory Configured DO NOT CHANGE
S3-9: Factory Configured DO NOT CHANGE
S W I T C H S 3
S3-10: Factory Configured DO NOT CHANGE
Features
The iMcV-T1/E1/J1-LineTerm module includes several features to facilitate
maintenance and troubleshooting in any T1/E1/J1 based TDM environment.
Loopback Modes
This feature allows three distinct Loopbacks to be activated either through DIP
Switches or iView
2
Management. It is recommended to only enable Loopbacks
through management to insure normal operation if management is ever lost.
Fiber
Loopback
An analog Loopback at the copper port back to the fiber port. It
copies the received optical signal back to the optical line at the
copper port and continues to drive the copper port, ignoring all
errors incoming on the copper port.
Internal
Fiber
Loopback
A local Loopback at the fiber port. It copies the received optical
signal back to the optical line at a digital point internal to the unit.
It continues to drive the copper port, and normal copper line
monitoring is maintained on the copper port.
Copper
Loopback
A remote Loopback to copper port at the fiber driver. It copies
the received copper signal back to the copper port and continues
to drive the fiber port.
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